{
  "schema_version": 1,
  "observed_at": "2026-09-07T07:35:09.400Z",
  "baseline_commit": "c008d9db91a21136fc61a4f60314e22db395d5d2",
  "source_record_sha256": "d58e82e2e7a96dcb46b9fdc0a081564bbf44ca33b17388d3657ac8c80e2a7181",
  "scope": {
    "zh": "真实产品组件，隔离合成文件；E5 为研究回调内注入的时间变化，不是线上并发复现。",
    "en": "Real product components and isolated synthetic files; E5 injects a change in the research callback, not a production concurrency reproduction."
  },
  "pilot_included": false,
  "rows": [
    {
      "round": 1,
      "id": "E0",
      "executor": "workspace.fs.write",
      "record_overwrite": false,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "new-target",
      "source_exists": false,
      "approved_source_digest": null,
      "target_digest": "sha256:062a4b6fb5fd638c1a47cffc12cbccd573f5f47dc169cc59a499d1fa08ba03fd",
      "injection": null,
      "after_evidence": [
        {
          "executor": "workspace.fs.write",
          "target": "target.txt",
          "after": {
            "path": "target.txt",
            "exists": true,
            "type": "file",
            "size": 10,
            "sha256": "sha256:062a4b6fb5fd638c1a47cffc12cbccd573f5f47dc169cc59a499d1fa08ba03fd"
          }
        }
      ]
    },
    {
      "round": 1,
      "id": "E1",
      "executor": "workspace.fs.write",
      "record_overwrite": false,
      "status": "failed",
      "error": "target_exists_and_overwrite_is_false",
      "callback_calls": 1,
      "target_bytes": "old-target",
      "source_exists": false,
      "approved_source_digest": null,
      "target_digest": "sha256:606593ebbbad59e6da4208f1019428af55c2648801fd3e05e72c8720ed6fed35",
      "injection": null,
      "after_evidence": []
    },
    {
      "round": 1,
      "id": "E2",
      "executor": "workspace.fs.copy",
      "record_overwrite": false,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "source-before",
      "source_exists": true,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "injection": null,
      "after_evidence": [
        {
          "executor": "workspace.fs.copy",
          "source": "source.txt",
          "target": "target.txt",
          "after": {
            "path": "target.txt",
            "exists": true,
            "type": "file",
            "size": 13,
            "sha256": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42"
          }
        }
      ]
    },
    {
      "round": 1,
      "id": "E3",
      "executor": "workspace.fs.move",
      "record_overwrite": false,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "source-before",
      "source_exists": false,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "injection": null,
      "after_evidence": [
        {
          "executor": "workspace.fs.move",
          "source": "source.txt",
          "target": "target.txt",
          "moved": true
        }
      ]
    },
    {
      "round": 1,
      "id": "E4",
      "executor": "workspace.fs.copy",
      "record_overwrite": true,
      "status": "stale",
      "error": "APPROVAL_STALE",
      "callback_calls": 0,
      "target_bytes": "old-target",
      "source_exists": true,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:606593ebbbad59e6da4208f1019428af55c2648801fd3e05e72c8720ed6fed35",
      "injection": null,
      "after_evidence": []
    },
    {
      "round": 1,
      "id": "E5",
      "executor": "workspace.fs.copy",
      "record_overwrite": true,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "source-after",
      "source_exists": true,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:b53cff174de02cf2989dd179eb1976ac3af178cd63decd9ad6765e01e831444c",
      "injection": "source changed in research callback AFTER approval digest check; not production scheduler race",
      "after_evidence": [
        {
          "executor": "workspace.fs.copy",
          "source": "source.txt",
          "target": "target.txt",
          "after": {
            "path": "target.txt",
            "exists": true,
            "type": "file",
            "size": 12,
            "sha256": "sha256:b53cff174de02cf2989dd179eb1976ac3af178cd63decd9ad6765e01e831444c"
          }
        }
      ]
    },
    {
      "round": 2,
      "id": "E0",
      "executor": "workspace.fs.write",
      "record_overwrite": false,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "new-target",
      "source_exists": false,
      "approved_source_digest": null,
      "target_digest": "sha256:062a4b6fb5fd638c1a47cffc12cbccd573f5f47dc169cc59a499d1fa08ba03fd",
      "injection": null,
      "after_evidence": [
        {
          "executor": "workspace.fs.write",
          "target": "target.txt",
          "after": {
            "path": "target.txt",
            "exists": true,
            "type": "file",
            "size": 10,
            "sha256": "sha256:062a4b6fb5fd638c1a47cffc12cbccd573f5f47dc169cc59a499d1fa08ba03fd"
          }
        }
      ]
    },
    {
      "round": 2,
      "id": "E1",
      "executor": "workspace.fs.write",
      "record_overwrite": false,
      "status": "failed",
      "error": "target_exists_and_overwrite_is_false",
      "callback_calls": 1,
      "target_bytes": "old-target",
      "source_exists": false,
      "approved_source_digest": null,
      "target_digest": "sha256:606593ebbbad59e6da4208f1019428af55c2648801fd3e05e72c8720ed6fed35",
      "injection": null,
      "after_evidence": []
    },
    {
      "round": 2,
      "id": "E2",
      "executor": "workspace.fs.copy",
      "record_overwrite": false,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "source-before",
      "source_exists": true,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "injection": null,
      "after_evidence": [
        {
          "executor": "workspace.fs.copy",
          "source": "source.txt",
          "target": "target.txt",
          "after": {
            "path": "target.txt",
            "exists": true,
            "type": "file",
            "size": 13,
            "sha256": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42"
          }
        }
      ]
    },
    {
      "round": 2,
      "id": "E3",
      "executor": "workspace.fs.move",
      "record_overwrite": false,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "source-before",
      "source_exists": false,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "injection": null,
      "after_evidence": [
        {
          "executor": "workspace.fs.move",
          "source": "source.txt",
          "target": "target.txt",
          "moved": true
        }
      ]
    },
    {
      "round": 2,
      "id": "E4",
      "executor": "workspace.fs.copy",
      "record_overwrite": true,
      "status": "stale",
      "error": "APPROVAL_STALE",
      "callback_calls": 0,
      "target_bytes": "old-target",
      "source_exists": true,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:606593ebbbad59e6da4208f1019428af55c2648801fd3e05e72c8720ed6fed35",
      "injection": null,
      "after_evidence": []
    },
    {
      "round": 2,
      "id": "E5",
      "executor": "workspace.fs.copy",
      "record_overwrite": true,
      "status": "succeeded",
      "error": null,
      "callback_calls": 1,
      "target_bytes": "source-after",
      "source_exists": true,
      "approved_source_digest": "sha256:8df99d0d43bf6fa613623947383e99830aa159d6d937a606fe4d846ab5a67c42",
      "target_digest": "sha256:b53cff174de02cf2989dd179eb1976ac3af178cd63decd9ad6765e01e831444c",
      "injection": "source changed in research callback AFTER approval digest check; not production scheduler race",
      "after_evidence": [
        {
          "executor": "workspace.fs.copy",
          "source": "source.txt",
          "target": "target.txt",
          "after": {
            "path": "target.txt",
            "exists": true,
            "type": "file",
            "size": 12,
            "sha256": "sha256:b53cff174de02cf2989dd179eb1976ac3af178cd63decd9ad6765e01e831444c"
          }
        }
      ]
    }
  ]
}